Showing off their love -- on and off screen! Some Hollywood A-list couples don't mind taking their work home. Here's to Beyonce and Jay Z, John Mayer and Katy, and other celebrity couples who've appeared in each other's music videos.
No goodbye here! Mariah Carey and husband Nick Cannon got up close and personal in a pool while filming her 2008 video "Bye Bye." The international megastar and America's Got Talent host tied the knot in April 2008 and welcomed twins, son Morrocan and daughter Monroe, in April 2011.